torsion

1. (mathematics) A finite order element of a group that, when raised to a positive integer power results in the identity element of the group.countableuncountable

2. (mathematics) An element of a homology or cohomology group for which there exists a non-zero integer that, when the element is multiplied by that integer, yields zero.countableuncountable

3. (medicine) A type of holistic complimentary medicine that involves balancing theoretical energy fields through energy healing, meditation, and similar practices.countableuncountable

4. (mechanics) That force with which a thread, wire, or rod of any material returns, or tends to return, to a state of rest after it has been twisted; torsibility.countableuncountable

5. (surgery) The stopping of arterial haemorrhage in certain cases, by twisting the cut end of the artery.countableuncountable